1305141

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:340

約数の個数: 16

約数和(自身を含む): 1865664

約数和(自身を除く): 560523

約数列:

[1, 3, 17, 51, 157, 163, 471, 489, 2669, 2771, 8007, 8313, 25591, 76773, 435047, 1305141]

約数ペア:

[(1, 1305141), (3, 435047), (17, 76773), (51, 25591), (157, 8313), (163, 8007), (471, 2771), (489, 2669)]